217187410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:188

約数の個数: 128

約数和(自身を含む): 481054464

約数和(自身を除く): 263867054

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 37, 43, 55, 73, 74, 85, 86, 110, 146, 170, 185, 187, 215, 365, 370, 374, 407, 430, 473, 629, 730, 731, 803, 814, 935, 946, 1241, 1258, 1462, 1591, 1606, 1870, 2035, 2365, 2482, 2701, 3139, 3145, 3182, 3655, 4015, 4070, 4730, 5402, 6205, 6278, 6290, 6919, 7310, 7955, 8030, 8041, 12410, 13505, 13651, 13838, 15695, 15910, 16082, 17501, 27010, 27047, 27302, 29711, 31390, 34529, 34595, 35002, 40205, 45917, 53363, 54094, 59422, 68255, 69058, 69190, 80410, 87505, 91834, 106726, 116143, 135235, 136510, 148555, 172645, 175010, 229585, 232286, 266815, 270470, 297110, 297517, 345290, 459170, 505087, 533630, 580715, 586993, 595034, 1010174, 1161430, 1173986, 1277573, 1487585, 1974431, 2525435, 2555146, 2934965, 2975170, 3948862, 5050870, 5869930, 6387865, 9872155, 12775730, 19744310, 21718741, 43437482, 108593705, 217187410]

約数ペア:

[(1, 217187410), (2, 108593705), (5, 43437482), (10, 21718741), (11, 19744310), (17, 12775730), (22, 9872155), (34, 6387865), (37, 5869930), (43, 5050870), (55, 3948862), (73, 2975170), (74, 2934965), (85, 2555146), (86, 2525435), (110, 1974431), (146, 1487585), (170, 1277573), (185, 1173986), (187, 1161430), (215, 1010174), (365, 595034), (370, 586993), (374, 580715), (407, 533630), (430, 505087), (473, 459170), (629, 345290), (730, 297517), (731, 297110), (803, 270470), (814, 266815), (935, 232286), (946, 229585), (1241, 175010), (1258, 172645), (1462, 148555), (1591, 136510), (1606, 135235), (1870, 116143), (2035, 106726), (2365, 91834), (2482, 87505), (2701, 80410), (3139, 69190), (3145, 69058), (3182, 68255), (3655, 59422), (4015, 54094), (4070, 53363), (4730, 45917), (5402, 40205), (6205, 35002), (6278, 34595), (6290, 34529), (6919, 31390), (7310, 29711), (7955, 27302), (8030, 27047), (8041, 27010), (12410, 17501), (13505, 16082), (13651, 15910), (13838, 15695)]